Out of stock
SKU: EAS50241ZP
MPN: 50241ZP
The Urethane Primer 2K 4:1 Activator Quart by Eastwood is a professional-grade two-component primer designed for automotive restoration and modification. This product is ideal for technicians and enthusiasts who require superior adhesion, corrosion protection, and a smooth finish before applying a topcoat. Whether prepping a bare metal panel, repairing collision damage, or undertaking a full-frame restoration, this urethane primer provides the quality foundation necessary for professional results.
The 4:1 mixing ratio of the activator formulation accelerates cure time and enhances film hardness, which is essential for shops working under tight timelines without compromising durability. Two-component urethane primers chemically cross-link during curing, creating a denser and more resilient barrier against moisture, salt spray, and UV degradation compared to single-stage systems. Proper surface preparation, including sanding to 180–220 grit and cleaning with wax and grease remover, maximizes adhesion and ensures uniform bonding to various substrates.
Mechanics, body technicians, and custom build shops trust Eastwood urethane primers when corrosion resistance and long-term finish integrity are critical. The quart size (2.311 lbs net weight) is perfect for spot repairs, panel work, or smaller projects, making it economical for frequent users. This primer is compatible with steel, aluminum, fiberglass, and composite substrates commonly found in modern vehicle construction.
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